Common lib: optimize Properties::copyWithPrefix() method to take advantage of the key order. Implement Properties::equalsWithPrefix() method.
Meta server: rename krb5.tls. into psk.tls. prefix, and make ssl psk context independent of Kerberos 5 context, as tls.psk. context will be used for delegation, as well as secure transport with Kerberos. Fix properties use in AuthContext::SetParameters() method.
Kerberos lib: fix Kerberos client Init() method to pass force cache init parameter.